<template>
  <div class="dataDimenRedu">
    <el-row :gutter="20">
      <el-col
        :span="11"
        style="
          border-radius: 10px;
          box-shadow: 2px 2px 2px 1px rgba(0, 0, 0, 0.2);
          background-color: #fff;
          margin-bottom: 0px;

        "
      >
      <div class="grid-content ep-bg-purple" style="width: 100%;height: calc(100vh - 60px);">
          <h4 class="header_1">降维配置</h4>
          <div class="fileSelection">
            <div class="title">选择数据文件</div>
            <el-input
              v-model="fileName"
              style="max-width: 100%"
              class="input-with-select"
            >
              <template #append>
                <el-upload
                  class="upload-demo"
                  action="#"
                  :limit="1"
                  :auto-upload="false"
                  :on-change="handleChange"
                  :on-exceed="handleExceed"
                >
                  <template #trigger>
                    <el-button type="primary">...</el-button>
                  </template>
                </el-upload>
              </template>
            </el-input>
          </div>
          <div class="dimenredu">
            <div class="title">降维方法</div>
            <el-select v-model="c_way" style="width: 100%">
              <el-option
                v-for="item in dimenredu_options"
                :key="item.value"
                :label="item.label"
                :value="item.value"
              />
            </el-select>
          </div>
          <!-- <div class="storePath">
            <div class="title">选择保存路径</div>
            <el-input
              v-model="s_path"
              style="max-width: 100%"
              class="input-with-select"
            >
              <template #append>
                <el-button @click="handleSavePath">...</el-button>
              </template>
            </el-input>
          </div> -->
          <div class="btns">
            <el-button
              type="primary"
              style="padding: 10px 40px"
              :disabled="isDisabled"
              @click="uploadBtn"
              >{{ dimRed_status }}</el-button
            >
          </div>
        </div>
      </el-col>
      <el-col :span="0.5"></el-col>
      <el-col
        :span="12"
        style="
          border-radius: 10px;
          box-shadow: 2px 2px 2px 1px rgba(0, 0, 0, 0.2);
          background-color: #fff;
          margin-bottom: 0px;

        "
      >
        <div class="grid-content ep-bg-purple">
<!--           <h4 class="header_2">状态栏</h4>
 -->          <div class="over_btn">
            <el-tag :type="tagType" style="padding: 15px 40%; font-size: 18px">
              {{d_status}}
            </el-tag>
          </div>
          <div class="upchart"></div>
          <div class="downchart"></div>
        </div>
      </el-col>
    </el-row>
  </div>
</template>

<script setup>
import echarts from "@/plugins/echarts";
import { EffectScatterChart,ScatterChart } from "echarts/charts";
echarts.use([EffectScatterChart]);
echarts.use([ScatterChart]);
import { ref, onMounted,computed } from "vue";
import { codeDimreduction } from '@/api/dataProcessing'

const fileName = ref("");
const c_way = ref(0);
const dimRed_status = ref("开始降维")
const d_status = ref("未降维")
const isDisabled = ref(false)
const chartYName = ref("轴承振动传感器加速度数据")
const dimenredu_options = [
  {
    value: 0,
    label: "主成成分分析(PCA)"
  },
  {
    value: 1,
    label: "局部线性嵌入式降维(LLE)"
  },
];
onMounted(() => {
  getChart();
  getChart1();

  // myChart.value.setOption({
  //   series: [
  //     {
  //       data: arrResult(dataJson.data)
  //     }
  //   ]
  // });
});

const changeYName = () => {
  if (c_way.value === 0) {
    chartYName.value = "轴承振动传感器加速度数据"
  }
  else if (c_way.value === 1) {
    chartYName.value = "齿轮振动传感器加速度数据"
  }
}

let myChart = ref();
function getChart() {
  var chartDom = document.querySelector(".upchart");
  myChart.value = echarts.init(chartDom);
  var option = {
    title: {
      text: "数据降维前",
      textStyle: {
        fontSize: 15 // 设置字号为 14px
      }
    },
    legend: {
      right: "15%",
      data: ["传感器1", "传感器2", "传感器3"],
      icon: "roundRect",
      top: "5%",
      textStyle: {
        fontSize: 14
      }
    },
    tooltip: {
      // trigger: 'axis',
      showDelay: 0,
      formatter: function (params) {
        console.log(params)
        if (params.value.length > 1) {
          return (
            params.seriesName +
            " :<br/>" +
            params.value +
            " " +
            params.value +
            " "
          );
        } else {
          return (
            params.seriesName +
            " :<br/>" +
            params.name +
            " : " +
            params.value +
            " "
          );
        }
      },
      axisPointer: {
        show: true,
        type: "cross",
        lineStyle: {
          type: "dashed",
          width: 1
        }
      }
    },
    xAxis: {
      type: "category",
    },
    yAxis: {
      name: chartYName.value,
      type: "value",
      nameRotate:0.1,
    },
    series: [
      {
        name: '传感器1',
        symbolSize: 5,
        data: [[8.07, 6.95],
          [13.0, 7.58]],
        type: "scatter"
      },
      {
        name: '传感器2',
        symbolSize: 5,
        data: [[10.0, 8.04],
          [8.07, 6.95]],
        type: "scatter"
      },
      {
        name: '传感器3',
        symbolSize: 5,
        data: [[12.5, 6.82],
          [9.15, 7.2]],
        type: "scatter"
      },
    ]
  };
  option && myChart.value.setOption(option);
}
  let myChart1 = ref();
  function getChart1() {
    var chartDom = document.querySelector(".downchart");
    myChart1.value = echarts.init(chartDom);
    var option = {
      title: {
        text: "数据降维后",
        textStyle: {
          fontSize: 15 // 设置字号为 14px
        }
      },
      legend: {
        right: "15%",
        data: ["oridata", "prodata"],
        icon: "roundRect",
        top: "5%",
        textStyle: {
          fontSize: 14
        }
      },
      tooltip: {
        // trigger: 'axis',
        showDelay: 0,
        formatter: function (params) {
          console.log(params)
          if (params.value.length > 1) {
            return (
              params.seriesName +
              " :<br/>" +
              params.value +
              " " +
              params.value +
              " "
            );
          } else {
            return (
              params.seriesName +
              " :<br/>" +
              params.name +
              " : " +
              params.value +
              " "
            );
          }
        },
        axisPointer: {
          show: true,
          type: "cross",
          lineStyle: {
            type: "dashed",
            width: 1
          }
        }
      },
      xAxis: {
        type: "category",
      },
      yAxis: {
        name: chartYName.value,
        type: "value",
        nameRotate:0.1,
      },
      series: [
        {
          name: 'oridata',
          symbolSize: 5,
          data: [[12.2, 7.83],
            [2.02, 4.47]],
          type: "scatter"
        },
        {
          name: 'prodata',
          symbolSize: 5,
          data: [[12.0, 8.84],
            [7.08, 5.82],
            [5.02, 5.68]],
          type: "scatter"
        }
      ]
    };
    option && myChart1.value.setOption(option);
  }

  let fileUpload = ref()
  // 选择文件时被调用，将他赋值给fileUpload
const handleChange = (file) => {
    fileUpload.value = file;
    fileName.value = file.name;
  }
const handleExceed = (files) => {
    fileUpload.value = "";
    fileName.value = "";
    fileUpload.value = files[0]
    fileName.value =files[0].name
  }

  // 开始降维
const uploadBtn = () => {
    changeYName()
    dimRed_status.value = "降维中..."
    isDisabled.value = true
    let formData = new FormData()
    formData.append("method", c_way.value)
    formData.append("file", fileUpload.value.raw)
    codeDimreduction(formData).then(res => {
      if (res.status === 200) {
        myChart.value.setOption({
          series: [
            {
              data: res.data.list1
            },
            {
              data: res.data.list2
            },
            {
              data: res.data.list3
            },
            {
              data: res.data.list4
            },
          ]
        });
        myChart1.value.setOption({
          series: [
            {
              data: res.data.oridata
            },
            {
              data: res.data.prodata
            }
          ]
        });
        if ( myChart.value) {
          d_status.value = "降维完成"
          dimRed_status.value = "开始降维"
          isDisabled.value = false
        }
      }
      else {

      }
    }).catch(error => {
      console.log(error)
    });
  }

function handleFileUpload() {
  // 处理文件上传逻辑
  const inputElement = document.createElement("input");
  inputElement.type = "file";
  inputElement.accept = ".mat,.csv"; // 设置允许的文件类型
  inputElement.onchange = event => {
    const selectedFile = event.target.files[0];
    if (selectedFile) {
      // 检查文件类型
      const fileType = selectedFile.name.split('.').pop().toLowerCase();
      if (fileType !== 'mat' && fileType !== 'csv') {
        // 提示用户选择正确的文件类型
        alert("请选择 .mat 或 .csv 文件");
        return; // 中止上传
      }

      // 文件类型验证通过，更新界面显示选定的文件名
      file.value = selectedFile.name;
      // 可以根据需要将文件信息存储在其他变量中
    }
  };
  inputElement.click();
}


function handleSavePath() {
  // 处理保存路径逻辑
  const inputElement = document.createElement("input");
  inputElement.type = "file";
  inputElement.webkitdirectory = true; // 在 Chrome 中选择文件夹
  inputElement.multiple = false; // 只能选择一个文件夹
  inputElement.onchange = event => {
    const selectedPath = event.target.files[0].path;
    if (selectedPath) {
      s_path.value = selectedPath;
      // 可以根据需要将路径信息存储在其他变量中
    }
  };
  inputElement.click();
}
  //计算属性
  const tagType = computed(() => {
  if (d_status.value ==='未降维') {
      return 'danger'
  }
  else if (d_status.value ==='降维完成') {
    return 'success'
    }
})
</script>

<style>
  .el-upload-list {
    display: none;
  }
</style>
<style lang="scss" scoped>
.dataDimenRedu {
  width: 100%;
  height: 100%;
  font-size: 16px;

  .header_1,
  .header_2 {
    width: 100%;
    height: 60px;
    line-height: 60px;
    padding-left: 20px;
    border-bottom: 1px solid #ccc;
  }

  .fileSelection {
    width: 100%;
    height: 100px;
    line-height: 40px;
    padding-left: 20px;
    margin-top: 20px;
  }

  .dimenredu {
    width: 100%;
    height: 100px;
    line-height: 40px;
    padding-left: 20px;
  }

  .storePath {
    width: 100%;
    height: 100px;
    line-height: 40px;
    padding-left: 20px;
  }

  .btns {
    width: 100%;
    height: 100px;
    line-height: 40px;
    padding-left: 20px;
  }

  .over_btn {
    margin-top: 20px;
    text-align: center;
  }

  .upchart {
    width: 100%;
    height: 300px;
    margin-top: 20px;
  }

  .downchart {
    width: 100%;
    height: 300px;
  }
}
</style>
